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Question

Which of the following statements is correct about the water-gas shift reaction used for the commercial preparation of hydrogen gas?

A
It involves the selective oxidation of CO of water gas to CO2 with the help of steam in the presence of iron chromate as catalyst
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B
It involves the separation of CO and H2 by solvent extraction method
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C
It involves the absorption of CO in aqueous copper (I) chloride solution
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D
It involves the removal of H2 through occlusion with Pd
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Solution

The correct option is A It involves the selective oxidation of CO of water gas to CO2 with the help of steam in the presence of iron chromate as catalyst
CO(g)+H2(g)+H2O(g)FeCrO4−−−−673K2H2(g)+CO2(g)

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